Finding the Fourth Proportional to 23,145.84, 31,941.29 and 12,535.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,145.84 : 31,941.29 = 12,535.49 : x
2. Step 2: Convert to fraction form
   23,145.84/31,941.29 = 12,535.49/x
3. Step 3: Cross multiply
   23,145.84x = 31,941.29 × 12,535.49
4. Step 4: Simplify right side
   23,145.84x = 400,399,499.00
5. Step 5: Solve for x
   x = 400,399,499.00/23,145.84
6. Step 6: Final answer
   x = 17,298.98